package dao;

import domain.Classes;

import java.util.List;

public interface ClassesDao {
    int add(Classes classes);
    int batchAdd(List<Classes> classesList);
    int delete(String classNum);
    List<Classes> queryAll();
    Classes getByClassNum(String classNum);
    Classes getByClassNumPlus(String classNum);
    Classes getByClassNumPlusStep(String classNum);

}
